青岛天时海洋石油装备有限公司 2018-8-4第 - 1 - 页 共 19 页 英制（SAE J429）螺栓所用材料： Grade 1 2 4 5 5.1 5.2 7 8 8.1 8.2
Material and Treatment
Low or
medium carbon steel
Medium Carbon cold drawn steel Medium Carbon steel quenched and tempered Low or medium carbon steel Medium Carbon alloy steel quenched and tempered SAE 1541 Low or medium carbon steel
Element%
C Min -- --- --- 0.28 0.15 0.15 0.28 0.28 0.28 0.15 Max 0.55 0.55 0.55 0.55 0.30 0.25 0.55 0.55 0.55 0.25 Mn Min --- --- --- --- --- 0.74 --- --- --- 0.74 P Max 0.048 0.048 0.048 0.048 0.048 0.048 0.040 0.040 0.048 0.048 S Max 0.058 0.058 0.13 0.058 0.058 0.058 0.045 0.045 0.058 0.058 B Min --- --- --- --- --- 0.0005 ---- --- --- 0.0005
英制螺栓（SAE J429）的机械性质：
强度等级 Grade Designation 产品Products
规格
Nominal Size Dia In
Full Size Bolts， Screws，Studs，Sems 机械性能Machine Test Specimen Of Bolts，Screws，and Studs Surface Hardness Core Hardness Proof Load Tensile Strength Yield Strength Tensile Strength Elongation伸长率 Reduction Of Area断面收缩 Rockwell
30N Max Rockwell
Min Max
1 Bolts螺栓 Screws螺钉 Studs螺柱 1/4 thru 1-1/4 33000 60000 36000 60000 18 35 --- B70 B100
2 Bolts螺栓 Screws螺钉 Studs螺柱
1/4 thru 3/4 55000 74000 57000 74000 18 35 --- B80 B100
Over 3/4 thru 1-1/2 33000 60000 36000 60000 18 35 --- B70 B100
4 Studs螺柱 1/4 thru 1-1/2 65000 115000 100000 115000 10 35 --- C22 C32
5 Bolts螺栓 Screws螺钉 Studs螺柱
1/4 thru 1 85000 120000 92000 120000 14 35 54 C25 C34
Over 1 thru 1-1/2 74000 105000 81000 10500 14 35 50 C19 C30
5.1d此螺丝有垫片 Bolts螺栓 Screws螺钉 Studs螺柱
No.6 thru 5/8 85000 120000 --- --- --- --- 59.5 C25 C40
No.6 thru 1/2 / / / / / / / / / 5.2 Bolts螺栓 Screws螺钉 1/4 thru 1 85000 120000 92000 120000 14 35 56 C26 C36
7e此螺丝热处理后辗牙 Bolts螺栓 Screws螺钉 1/4 thru 1-1/2 105000 13300 115000 133000 12 35 54 C28 C34
8 Bolts螺栓Screws螺钉 Studs螺柱 1/4 thru 1-1/2 120000 150000 130000 15000 12 35 58.6 C33 C39
8.1 Studs螺柱 1/4 thru 1-1/2 120000 150000 130000 150000 10 35 --- C32 C38
8.2 Bolts螺栓 Screws螺钉 1/4 thru 1 120000 150000 130000 150000 10 35 58.6 C33 C39 青岛天时海洋石油装备有限公司 2018-8-4第 - 2 - 页 共 19 页 英制螺栓（ASTM A449）的化学成份和机械性质：
配合的螺帽为ASTM A563中的产品： These values are the as the over-tapping required for zinc coated nuts in Specification ASTM A563 1/4至1-1/2英寸普通产品配合的螺帽为ASTM A563的B普通螺帽（hex）；1-1/2至3英寸普通产品配合的螺帽为ASTM A563的A重型螺帽（heavy hex）；1/4至3英寸镀锌产品配合的螺帽为ASTM A563的DH重型螺帽（heavy hex）
英制螺栓（ASTM A307）的化学成份和机械性质：
Chemical 化学成份
Carbon:碳 Manganese min锰 Phosphorus max磷 Sulfur max硫 Boron min硼
Grade A Heat analysis Product analysis max0.29 max0.33 max 0.90 max 0.93 max 0.04 max 0.041 max 0.15 --- ① --- GradeB Heat analysis
Product analysis max0.29
max0.33 max 0.90 max 0.93 max 0.04 max 0.041 max 0.05 max 0.051 ---
备注: 1lbf=4.448N 1 ksi=6.9Mpa 1lbf=0.4593kgf
强度等级 Grade Designation 产品Products 规格Nominal
Size Dia In
Full Size Bolts， Screws，Studs， Surface Hardness Hardness硬度
Proof Load Tensile Strength Yield Strength Elongation in 2 in min % Reduction of Area min % Rockwell 30N Max Brinell HB Rockwell
HRB
Grade A Bolts螺栓 Studs螺柱 Less than 3xdia 3xdia and longer / Min 60ksi --- 18 / / 121-241 max241 69-100 max100 Grade B Less than 3xdia 3xdia and longer / 60-100ksi --- 18 / / 121-212 max212 69-95
max95 Grade C All / 58-80ksi 36（50）ksi 23 / / No hardness required
①Resulfurized steel is not subject to rejection based on product analysis for sulfur
配合的螺帽为ASTM A563中的产品： 1/4至1-1/2英寸普通产品配合的螺帽为ASTM A563的A 普通螺帽（hex）；1-1/2至4英寸普通产品配合的螺帽为ASTM A563的A重型螺帽（heavy hex）；1/4至4英寸镀锌产品配合的螺帽为ASTM A563的A重型螺帽（heavy hex）
Chemical化学成份
Carbon:碳 Manganese min锰 Phosphorus max磷 Sulfur ,max硫 Boron ,min硼
Type1 Heat analysis Product analysis 0.28-0.55 0.25-0.58 0.60 0.57 0.040 0.048 0.050 0.058 ---
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Type2 Heat analysis Product analysis 0.15-0.38 0.13-0.41 0.70 0.67 0.040 0.048 0.050 0.058 0.0005
0.0005
强度等级 Grade Designation 产品Products
规格
Nominal Size Dia. In
Full Size Bolts， Screws，Studs， Surface Hardness Hardness硬度
Proof Load Tensile Strength Yield Strength Elongation in 4D min % Reduction of Area ,min % Rockwell 30N Max Brinell HB布氏 Rockwell
HRC洛氏 TYPE2 Bolts螺栓
Studs螺柱
1/4 thru 1 85ksi 120ksi 92ksi 14 35 / 255to321 25to34
TYPE1 over 1 thru 1-1/2 over 1-1/2 thru3 74ksi 55ksi 105ksi 90ksi 81ksi 58ksi 14 14 35 35 / 223to285 183t235 19to30
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